╭(╯^╰)╮六年级数学题咯.
来源:学生作业帮 编辑:搜搜做题作业网作业帮 分类:数学作业 时间:2024/07/15 04:13:40
╭(╯^╰)╮六年级数学题咯.
计算
1.229+378÷18+75
0.4+2.6÷(4.7-3.4)
(40-35×7分之2)×10分之9
345-2442÷37+34
计算
1.229+378÷18+75
0.4+2.6÷(4.7-3.4)
(40-35×7分之2)×10分之9
345-2442÷37+34
![╭(╯^╰)╮六年级数学题咯.](/uploads/image/z/19608371-35-1.jpg?t=%E2%95%AD%28%E2%95%AF%5E%E2%95%B0%29%E2%95%AE%E5%85%AD%E5%B9%B4%E7%BA%A7%E6%95%B0%E5%AD%A6%E9%A2%98%E5%92%AF.)
1.229+378÷18+75
=1.229+21+75
=1.229+(21+75)
=1.229+96
=97.229
0.4+2.6÷(4.7-3.4)
=0.4+2.6÷1.3
=0.4+2
=2.4
(40-35×7分之2)×10分之9
=(40-10)×9/10
=30×9/10
=27
345-2442÷37+34
=345-66+34
=345+34-66
=379-66
=313
=1.229+21+75
=1.229+(21+75)
=1.229+96
=97.229
0.4+2.6÷(4.7-3.4)
=0.4+2.6÷1.3
=0.4+2
=2.4
(40-35×7分之2)×10分之9
=(40-10)×9/10
=30×9/10
=27
345-2442÷37+34
=345-66+34
=345+34-66
=379-66
=313